Home / 30,658,740.46-45,969,587.44-12,217,522.43

Finding the Fourth Proportional to 30,658,740.46, 45,969,587.44 and 12,217,522.43

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Solution

The fourth proportional to 30,658,740.46, 45,969,587.44 and 12,217,522.43 is: 18,318,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,658,740.46 : 45,969,587.44 = 12,217,522.43 : x
  2. Step 2: Convert to fraction form
    30,658,740.46/45,969,587.44 = 12,217,522.43/x
  3. Step 3: Cross multiply
    30,658,740.46x = 45,969,587.44 × 12,217,522.43
  4. Step 4: Simplify right side
    30,658,740.46x = 561,634,465,730,426.38
  5. Step 5: Solve for x
    x = 561,634,465,730,426.38/30,658,740.46
  6. Step 6: Final answer
    x = 18,318,902.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.